Port Louis weather in January
January in Port Louis: sweltering, soaked, with clean air — a great time to visit.
#11 of 12 months in Port Louis · #202 of 604 destinations to visit in January · comfort 78/100 (tier B)
Updated June 2026 · climate normals from ERA5 reanalysis
Port Louis climate normals — January
| Daytime high | 29°C / 85°F | 🔥 sweltering |
|---|---|---|
| Nighttime low | 25°C / 78°F | |
| Feels like (high) | 34°C / 93°F | |
| Rainfall | 205 mm / 8.1 in | ⛈ soaked |
| Rainy days | 25 days | |
| Humidity | 80% | 💦 very humid |
| Dew point | 23°C / 73°F | |
| Sunshine | 10.8 h/day | |
| Daylight | 13.2 h | |
| Wind | 23 km/h / 14 mph | |
| Air quality (US AQI) | 31 | 🍃 good |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
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Port Louis in January — FAQ
- Is January a good time to visit Port Louis?
- January in Port Louis: sweltering, soaked, with clean air — a great time to visit. It ranks #11 of 12 months for Port Louis on SeasonMap's comfort score (78/100).
- What is the weather like in Port Louis in January?
- In January, Port Louis averages a daily high of 29.3°C and a low of 25.4°C, with about 205.3 mm of rain over roughly 24.8 rainy days.
- What is the air quality in Port Louis in January?
- Port Louis has a mean US Air Quality Index of about 31 in January.